PAWSitive InterAction Board Members


Zack Mills, DVM
Board Chair of PAWSitive InterAction
Executive Director of Veterinary Services, Merial
Dr. Zack Mills is currently the Executive Director of Veterinary Services at Merial. Mills is a 1984 graduate of the College of Veterinary Medicine at the University of Georgia. Following veterinary school, Mills entered private practice in South Carolina where he owned and managed two veterinary practices over a ten year period. Mills sold his practices in 1993 and entered the animal health industry as a territory sales manager for Hills Pet Nutrition. He joined Rhone Merieux in 1994 as a technical services veterinarian, later becoming Product Manager for companion animal vaccines. When Rhone Merieux and Merck Ag Vet entered into a joint venture in 1997 and formed Merial, Mills became Associate Director of Global Biological Technical Services with responsibilities for North and South America and maintained this position until 1999. In the spring of 1999 he became Director of Marketing for Biological and Therapeutic Pharmaceuticals, and was recently promoted to his current position in charge of Merial's veterinary services.

Sharon K. Gruber
President of PAWSitive InterAction
Former President, Happy Tails
Sharon Guber was Happy Tails president for 3 years (1998,2000,2001), vice president for one (1997). Gruber is currently a team leader for the Happy Tails team at Peachford Behavioral Health and Kennestone Outpatient Rehabilitation. Gruber is currently a consultant specializing in strategic business planning, executive meeting facilitation and management coaching. She is senior partner at Covington Glenn International, her own firm.

Rita McManamon
Vice President of PAWSitive InterAction
Director, Conservation Action Resource Center and Senior Vice President Veterinary Services, Zoo Atlanta
Dr. Rita McManamon joined Zoo Atlanta August 1984 as the full-time veterinarian, and in March 1992 was promoted to Senior Vice President of Veterinary Services. McManamon is responsible for instituting state-of-the-art, on-site veterinary care for the animals at the Zoo. She also oversees the animal health and commissary departments. McManamon also serves as director of the zoo's Conservation Action Resource Center (ARC), which houses Zoo Atlanta's education, conservation and research programs. McManamon serves on the AZA Ethics Board, and on the Finance Committee of the American Association of Zoo Veterinarians. She is also a member of AZA, the American Association of Wildlife Veterinarians, the American Association of Zoological Veterinarians, the Georgia Veterinary Medical Association, the Greater Atlanta Veterinary Medical Society.

Sherry Agoos Greenblatt
Secretary of PAWSitive InterAction
Vice President for Capital Development, Atlanta Humane Society
Sherry Agoos Greenblatt has been involved with the Humane Society since 1977 as president, board member and volunteer. Currently, she is the vice president for capital development. Greenblatt has been a speaker at a number of American Humane Association activities and at the Humane Society if the United States EXPO conference. She has received The Greater Atlanta Veterinary Medial Society Humanitarian of the Year Award, Meritorious Service Award from the American Humane Association and been recognized by the United Way for outstanding volunteer services. Sherry graduated from with University of Georgia with an M.F.A and had a B.A. from Birmingham - Southern College.

Lee Nagle
Treasurer of PAWSitive InterAction
Deputy Director P.A.L.S. (Pets Are Loving Support, Inc.)
Lee Nagle assists in all aspects of the organization, managing day-to-day operations and current and new client services. Nagle also organizes volunteers for deliveries and special events and is responsible for communicating upcoming events and news via the P.A.L.S. "Email Club."

Bill Garrett
Executive Director, Atlanta Humane Society
Garret has been involved with the Humane Society as executive director for 26 years. In addition to his work with the Humane Society, Garrett is also a technical advisor with Zoo Atlanta. Garrett is a member of the Southeastern Animal Control Association and a member of Society of Animal Welfare Administrators. He has served on the boards of S.A.W.A. and the American Humane Association and is the current president of the Humane Association of Georgia.

Steve Marshall
Chief Operating Officer, Zoo Atlanta
Steve Marshall is the Chief Operating Officer at Zoon Atlanta. The major zoo functions that report to him include the animal collection, human resources, finance, construction, maintenance and horticulture, guest services and special projects. He serves as a professional fellow of the American Zoo and Aquarium Association and has been teaching at the Zoo and Aquarium professional management for eleven years. Prior to coming to Zoo Atlanta, Mr. Marshall served as Executive Director of The Parks at Chehaw in Albany, Georgia. Before joining Chehaw, he held positions of Director of Interpretation at the Texas State Aquarium and Curator of Education at the Birmingham Zoo. He began his career as a teacher/naturalist at the Chattanooga Nature Center in Tennessee. Steve resides in Newnan, Georgia with his wife Denise, three children, three dogs, a cat and six fish.

Linda Rader
Brand Director, Heartgard, Merial
Linda joined Merial as Brand Director for HEARTGARD® brand products in 2002. She has extensive experience in sales and marketing in consumer and regulated products. Prior to joining Merial, Linda worked for major companies such as American Cyanamid and Springs Industries.

Judith K. Rath
Public Relations Chair, Happy Tails Pet Therapy
A Happy Tails member since 1995, she became affiliated while seeking a hands-on volunteer activity. Rath has held many positions with Happy Tails including new member volunteer trainer, orientation organizer and presenter, public relations liaison, newsletter contributor, team leader liaison, activities coordinator, and vice-president. She currently makes presentations on behalf of the organization.

Ken Rich, AIA
Executive Director of P.A.L.S. (Pets Are Loving Support, Inc.)
Ken Rich joined P.A.L.S. in January 1999 and is responsible for fund-raising, business aspects of P.A.L.S., training volunteers, and presenting on behalf of the organization. Prior to joining P.A.L.S., Rich was a partner in an eighty-man architectural firm for just over fourteen years. Rich then opened a new two-man architectural firm and, wanting to get into the non-profit sector, joined P.A.L.S. in 1999.

Associate Board Members

Cindy Apgar
Public Relations Officer
As senior manager of corporate communications for Merial, Cindy Apgar develops and implements strategic internal and external communications initiatives in North America. She serves on the Editorial Board for Merial World, a global employee magazine, and produces a monthly newsletter. As the primary media contact at Merial's North American headquarters, she works with trade press and general media. A seasoned PR professional, Apgar previously served as media relations manager and spokesperson for the IBM Corporation.

Selina Barnett
Legal Counsel
Selina Barnett joined Merial in November 2003 as Senior Counsel, providing legal counsel to CAGE, North America. Most recently before joining Merial, Selina was the Senior Attorney, Corporate and Finance for InterContinental Hotels Group. Prior to that, Selina also practiced law for over five years with the Atlanta office of Alston & Bird LLP. Currently, Selina's primary responsibility is to provide leadership on legal issues that arise within CAGE, North America, and her responsibilities include counseling on such matters as advertising, antitrust, contract, and regulatory issues. Selina received a Bachelor of Arts degree in English and East Asian Studies from the University of Virginia and her law degree, from the University of Virginia School of Law.